20 and 60 Kopeks on an overfranked registered letter, cancelled with the stamp "PCKOB * K * 10 3 42", Mi number 14 BI with printing error: "Tip of the upper dividing bar broken in the upper left corner (Field 3)", slight traces of opening - insignificant, flawless, photographic finding by Robert Brunel VP (2025) "The condition is impeccable", Michel 600.-